Best Open Source Alternatives to auth0 - OSS Alternative - Discover Top Open Source Alternatives to Popular Software

Best Open Source Alternatives to auth0

Introduction

Looking for open source alternatives to auth0? Here are our top picks. These projects offer similar features with transparency and community support.

3
Projects

Projects (3)

Sort by Stars
Identity and Access Management (IAM) Platform
java
15.0k

supertokens/supertokens-core

An open-source, self-hostable identity and session management solution designed as a privacy-focused alternative to commercial authentication providers.

Identity and Access Management (IAM) Platform
go
13.5k

casdoor/casdoor

An open-source, AI-first Identity and Access Management (IAM) platform and authentication server with a modern web UI, simplifying user, organization, and application management.

Replaces:
Details
Authentication & User Management Solution
Go
8.9k

teamhanko/hanko

An open-source, API-first authentication and user management solution supporting modern methods like passkeys, designed as a privacy-first alternative to commercial services.

Replaces:
Details

FAQ

Why look for open source alternatives to auth0?

Open source alternatives offer transparency, avoid vendor lock-in, and are often free or self-hosted.

Are these projects secure?

Source code is public for auditing. High-star projects with active communities are generally very secure.

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